docs: def rotate(self, radians):
          """Modifies the current transformation matrix (CTM)
          by rotating the user-space axes by angle :obj:`radians`.
          The rotation of the axes takes places
          after any existing transformation of user space.
  
          :type radians: float
          :param radians:
              Angle of rotation, in radians.
              The direction of rotation is defined such that positive angles
              rotate in the direction from the positive X axis
              toward the positive Y axis.
              With the default axis orientation of cairo,
              positive angles rotate in a clockwise direction.
  
          """
          cairo.cairo_rotate(self._pointer, radians)
          self._check_status()